Clean Water Act discharge permit · NPDES IL0000329
UNITED STATES STEEL CORPORATION - GRANITE CITY WORKS, Granite City, IL: NPDES IL0000329 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 29Pollutants under a numeric limit
- 10Pollutants with an effluent exceedance
UNITED STATES STEEL CORPORATION - GRANITE CITY WORKS, held by UNITED STATES STEEL CORPORATION, holds NPDES permit IL0000329, which discharges to Horseshoe Lake. EPA’s file records it issued January 28, 2021 and expiring January 31, 2026. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | UNITED STATES STEEL CORPORATION - GRANITE CITY WORKS |
|---|---|
| Permittee as filed | UNITED STATES STEEL CORPORATION |
| NPDES ID | IL0000329 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | January 28, 2021 |
| Expiration date | January 31, 2026 |
| Address | Granite City, IL 62040 |
| Receiving water | HORSESHOE LAKE |
| Subwatershed | Greens Chute-Missouri River (HUC 103002000702) |
| SIC | 3312 – Blast Furnaces And Steel Mills |
| Other EPA IDs (FRS) | RCRA handler ILD008873937; ICIS-AIR source IL000119813AAI |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 31Pollutants on file
- 29Under a numeric limit
- 19With a violation of any kind
- 10With an effluent exceedance
An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| Benzo[a]pyrene | 0 | 8 | 8 | September 30, 2016 | 587% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 4 | 11 | 5 | February 28, 2021 | 35% over the limit |
| Cyanide, weak acid, dissociable | 4 | 9 | 5 | November 30, 2019 | 45% over the limit |
| Cyanide, total [as CN] | 4 | 8 | 4 | December 31, 2008 | 295% over the limit |
| Nitrogen, ammonia total [as N] | 20 | 24 | 2 | February 28, 2005 | 15% over the limit |
| Solids, total suspended | 4 | 6 | 2 | January 31, 2009 | 17% over the limit |
| Phenol | 3 | 5 | 2 | September 30, 2011 | 174% over the limit |
| Fluoride, total [as F] | 2 | 4 | 2 | October 31, 2021 | 120% over the limit |
| Iron, total [as Fe] | 4 | 5 | 1 | November 30, 2020 | 5% over the limit |
| Naphthalene | 1 | 2 | 1 | October 31, 2004 | 64% over the limit |
| Zinc, total [as Zn] | 4 | 5 | 0 | ||
| Oil & Grease | 4 | 4 | 0 | ||
| Flow, in conduit or thru treatment plant | 6 | 3 | 0 | ||
| Phosphorus, total [as P] | 1 | 3 | 0 | ||
| pH | 2 | 2 | 0 | ||
| Iron, dissolved [as Fe] | 2 | 2 | 0 | ||
| Mercury, total [as Hg] | 2 | 2 | 0 | ||
| Chlorine, total residual | 0 | 2 | 0 | ||
| Lead, total [as Pb] | 4 | 1 | 0 | ||
| Arsenic, total [as As] | 2 | 0 | 0 | ||
| Barium, total [as Ba] | 2 | 0 | 0 | ||
| Cadmium, total [as Cd] | 2 | 0 | 0 | ||
| Chromium, hexavalent [as Cr] | 2 | 0 | 0 | ||
| Chromium, total [as Cr] | 2 | 0 | 0 | ||
| Copper, total [as Cu] | 2 | 0 | 0 | ||
| Manganese, total [as Mn] | 2 | 0 | 0 | ||
| Nickel, total [as Ni] | 2 | 0 | 0 | ||
| Silver, total [as Ag] | 2 | 0 | 0 | ||
| Antimony, total [as Sb] | 2 | 0 | 0 | ||
| Selenium, total [as Se] | 2 | 0 | 0 | ||
| Tetrachloroethylene | 1 | 0 | 0 |
Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.
Inspections, violations and enforcement
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES IL0000329.
Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.
Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.
Watch this permit
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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID IL0000329 there.
Nearby on the register
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.